Tear down CL2 also on test config compilation failures

[ali-a-a]

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

When we fail to compile the config file (e.g., validation errors), the namespace created by CL2 will remain untouched. This PR tries to tear down created resources on any failures during the setup.

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: ali-a-a / name: Ali Abbasi Alaei (7c63e4b)

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: ali-a-a
Once this PR has been reviewed and has the lgtm label, please assign marseel for approval. For more information see the Kubernetes Code Review Process.

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• clusterloader2/OWNERS

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[k8s-ci-robot]

Hi @ali-a-a. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[ali-a-a]

Would appreciate your opinion on this change

@wojtek-t @mborsz